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Eclipse observations from the moon and cislunar space

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A coordinated program of simultaneous eclipse observations from the earth, moon, and orbiting manned spacecraft, would produce a wealth of varied scientific data. Using a novel method that combines refraction and multiple scattering theory with observed twilight phenomena, this Paper obtains quantitative data on the brightness of the earth's halo at specific distances from within the terrestrial shadow-cone. 21 pp. Bibliog.

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